diff options
Diffstat (limited to 'llvm/test/Transforms/IndVarSimplify/preserve-signed-wrap.ll')
| -rw-r--r-- | llvm/test/Transforms/IndVarSimplify/preserve-signed-wrap.ll | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/llvm/test/Transforms/IndVarSimplify/preserve-signed-wrap.ll b/llvm/test/Transforms/IndVarSimplify/preserve-signed-wrap.ll deleted file mode 100644 index c8d34acb24a..00000000000 --- a/llvm/test/Transforms/IndVarSimplify/preserve-signed-wrap.ll +++ /dev/null @@ -1,43 +0,0 @@ -; RUN: opt < %s -indvars -S | FileCheck %s - -; Indvars should insert a 64-bit induction variable to eliminate the -; sext for the addressing, however it shouldn't eliminate the sext -; on the other phi, since that value undergoes signed wrapping. - -; Provide legal integer types. -target datalayout = "n8:16:32:64" - - -define void @foo(i32* nocapture %d, i32 %n) nounwind { -entry: - %0 = icmp sgt i32 %n, 0 ; <i1> [#uses=1] - br i1 %0, label %bb.nph, label %return - -bb.nph: ; preds = %entry - br label %bb - -; CHECK: bb: -; CHECK: phi i64 -; CHECK: sext i8 -; CHECK-NOT: sext -bb: ; preds = %bb1, %bb.nph - %i.02 = phi i32 [ %5, %bb1 ], [ 0, %bb.nph ] ; <i32> [#uses=2] - %p.01 = phi i8 [ %4, %bb1 ], [ -1, %bb.nph ] ; <i8> [#uses=2] - %1 = sext i8 %p.01 to i32 ; <i32> [#uses=1] - %2 = sext i32 %i.02 to i64 ; <i64> [#uses=1] - %3 = getelementptr i32, i32* %d, i64 %2 ; <i32*> [#uses=1] - store i32 %1, i32* %3, align 4 - %4 = add i8 %p.01, 1 ; <i8> [#uses=1] - %5 = add i32 %i.02, 1 ; <i32> [#uses=2] - br label %bb1 - -bb1: ; preds = %bb - %6 = icmp slt i32 %5, %n ; <i1> [#uses=1] - br i1 %6, label %bb, label %bb1.return_crit_edge - -bb1.return_crit_edge: ; preds = %bb1 - br label %return - -return: ; preds = %bb1.return_crit_edge, %entry - ret void -} |
